This product is a sewn magnet (also known as waterproof magnetic buckle/pvc magnetic buckle), there are many types, can be round, square, rectangular, and some with iron shell, mainly used for clothing, luggage, curtains, etc....
This product is an invisible waterproof magnet buckle for luggage and clothes, Uses: wallets, notebooks, mobile phone cases, gift boxes, jackets, backpacks, etc, Because of the use of magnets, it is very convenient to fasten or unfasten, and it is widely used in bags, coats, etc....